# Makefile for uClibc
#
# Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org>
# Copyright (C) 2000-2008 Erik Andersen <andersen@uclibc.org>
#
# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
#

subdirs += libpthread/linuxthreads

CFLAGS-dir_linuxthreads := -DNOT_IN_libc -DIS_IN_libpthread
CFLAGS-libpthread/linuxthreads := $(CFLAGS-dir_linuxthreads) $(SSP_ALL_CFLAGS)

libpthread_DIR := $(top_srcdir)libpthread/linuxthreads
libpthread_OUT := $(top_builddir)libpthread/linuxthreads

-include $(libpthread_DIR)/sysdeps/$(TARGET_ARCH)/Makefile.arch

CFLAGS-signals.c = -fexceptions -fasynchronous-unwind-tables

libpthread_SRC := \
	attr.c cancel.c condvar.c errno.c events.c join.c lockfile.c manager.c \
	mutex.c pt-machine.c ptfork.c pthread.c ptlongjmp.c \
	rwlock.c semaphore.c signals.c specific.c spinlock.c wrapsyscall.c
ifeq ($(UCLIBC_HAS_XLOCALE),y)
libpthread_SRC += locale.c
endif

# remove generic sources, if arch specific version is present
ifneq ($(strip $(libpthread_ARCH_SRC)),)
libpthread_SRC := $(filter-out $(patsubst %.c,$(libpthread_DIR)/%.c,$(notdir $(libpthread_ARCH_SRC))),$(libpthread_SRC))
endif

libpthread_SRC := $(patsubst %,$(libpthread_DIR)/%,$(libpthread_SRC))

libpthread_OBJ := $(patsubst $(libpthread_DIR)/%.c,$(libpthread_OUT)/%.o,$(libpthread_SRC))

#
# Stuff that goes into libc.so, not libpthread.so
#
CFLAGS-OMIT-libc_pthread_init.c := $(CFLAGS-dir_linuxthreads)
libpthread_libc_CSRC := libc_pthread_init.c
libpthread_libc_OBJ  := $(patsubst %.c, $(libpthread_OUT)/%.o,$(libpthread_libc_CSRC))
libc-static-y += $(libpthread_OUT)/libc_pthread_init.o
libc-shared-y += $(libpthread_libc_OBJ:.o=.oS)

ifeq ($(DOPIC),y)
libpthread-a-y  += $(libpthread_OBJ:.o=.os)
else
libpthread-a-y  += $(libpthread_OBJ)
endif
libpthread-so-y += $(libpthread_OBJ:.o=.oS)

ifeq ($(PTHREADS_DEBUG_SUPPORT),y)
$(libpthread_OUT)/libpthread.oS: STRIP_FLAGS:=$(STRIP_FLAGS:-x=-X --strip-debug)
endif
$(libpthread_OUT)/libpthread.oS: $(libpthread_SRC)
	$(Q)$(RM) $@
	$(compile-m)

$(top_builddir)include/pthread.h:
	$(do_ln) $(call rel_srcdir)$(PTDIR)/sysdeps/pthread/$(@F) $@
$(top_builddir)include/semaphore.h:
	$(do_ln) $(call rel_srcdir)$(PTDIR)/$(@F) $@
$(top_builddir)include/bits/pthreadtypes.h: | $(top_builddir)include/bits
	$(do_ln) $(call rel_srcdir)$(PTDIR)/sysdeps/pthread/bits/$(@F) $@

linuxthreads_headers := $(top_builddir)include/pthread.h \
			$(top_builddir)include/semaphore.h \
			$(top_builddir)include/bits/pthreadtypes.h
$(linuxthreads_headers): $(wildcard $(addprefix $(top_builddir)include/config/linuxthreads/,old.h new.h))
headers-$(UCLIBC_HAS_THREADS) += $(linuxthreads_headers)

objclean-y += CLEAN_libpthread/linuxthreads
headers_clean-y += HEADERCLEAN_libpthread/linuxthreads
HEADERCLEAN_libpthread/linuxthreads:
	$(do_rm) $(linuxthreads_headers)

CLEAN_libpthread/linuxthreads:
	$(do_rm) $(addprefix $(libpthread_OUT)/*., o os oS a)
